Written by experienced IB workshop leaders and curriculum developers, this book covers all the course content and essential practice needed for success in the Calculus Option for Higher Level. Enabling a truly IB approach to mathematics, real-world context is thoroughly blended with mathematical applications, supporting deep understanding and instilling confident mathematical thinking skills. Exam support is integrated, building assessment potential. Complete worked solutions included. Directly linked to the Oxford Higher Level Course Book, naturally extending learning Drive a truly IB approach to mathematics, helping learners connect mathematical theory with the world around them The most comprehensive, accurately matched to the most recent syllabus, written by experienced workshop leaders Build essential mathematical skills with extensive practice enabling confident skills-development Cement assessment potential, with examiner guidance and exam questions driving confidence in every topic omplete worked solutions included free online